Convert //chrome/browser/ui from scoped_ptr to std::unique_ptr

chrome/browser/ui/views/extensions/extension_view_views.cc

Index: chrome/browser/ui/views/extensions/extension_view_views.cc
diff --git a/chrome/browser/ui/views/extensions/extension_view_views.cc b/chrome/browser/ui/views/extensions/extension_view_views.cc
index dc94db042e432b3110548531a61cc9e16708400f..a0586a06fcde5e2045fd3f66422c77886cbbe0ac 100644
--- a/chrome/browser/ui/views/extensions/extension_view_views.cc
+++ b/chrome/browser/ui/views/extensions/extension_view_views.cc
@@ -135,10 +135,11 @@ void ExtensionViewViews::OnWebContentsAttached() {
 namespace extensions {
 
 // static
-scoped_ptr<ExtensionView> ExtensionViewHost::CreateExtensionView(
+std::unique_ptr<ExtensionView> ExtensionViewHost::CreateExtensionView(
     ExtensionViewHost* host,
     Browser* browser) {
-  scoped_ptr<ExtensionViewViews> view(new ExtensionViewViews(host, browser));
+  std::unique_ptr<ExtensionViewViews> view(
+      new ExtensionViewViews(host, browser));
   // We own |view_|, so don't auto delete when it's removed from the view
   // hierarchy.
   view->set_owned_by_client();